music4life52703 music4life52703

14-01-2019
Chemistry

contestada

which of the following would be a good situation in which to apply Hess's law?

A. when the reaction is exothermic

B. when the products are unknown

C. when a reaction is spontaneous

D. when the Hreaction is not known

Respuesta :

James303 James303

19-06-2019

Answer: when the Hreaction is not known

Explanation: apex

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